A375390 - cp's OEIS frontend

A375390 Numbers k such that k^2 + 1, k^2 + 3 and k^2 + 5 are semiprimes.

n	a(n)
1	44
2	102
3	104
4	108
5	152
6	188
7	226
8	234
9	296
10	328
11	426
12	526
13	586
14	692
15	720
16	842
17	846
18	856
19	926
20	994
21	1076
22	1278
23	1284
24	1386
25	1426
26	1484
27	1498
28	1574
29	1704
30	1746
31	1764
32	1822
33	1826
34	1848
35	1952
36	2058
37	2114
38	2128
39	2142
40	2148
41	2164
42	2186
43	2386
44	2416
45	2442
46	2484
47	2640
48	2704
49	2904
50	2948
51	3108
52	3142
53	3164

[44, 102, 104, 108, 152, 188, 226, 234, 296, 328, 426, 526, 586, 692, 720, 842, 846, 856, 926, 994, 1076, 1278, 1284, 1386, 1426, 1484, 1498, 1574, 1704, 1746, 1764, 1822, 1826, 1848, 1952, 2058, 2114, 2128, 2142, 2148, 2164, 2186, 2386, 2416, 2442, 2484, 2640, 2704, 2904, 2948, 3108, 3142, 3164]

cp's OEIS Frontend

A375390 Numbers k such that k^2 + 1, k^2 + 3 and k^2 + 5 are semiprimes.

Table of values

List of values